19940524

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2309}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 17315156

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 2159, 2309, 4318, 4618, 8636, 9236, 39253, 78506, 157012, 293243, 586486, 1172972, 4985131, 9970262, 19940524]

約数ペア:

[(1, 19940524), (2, 9970262), (4, 4985131), (17, 1172972), (34, 586486), (68, 293243), (127, 157012), (254, 78506), (508, 39253), (2159, 9236), (2309, 8636), (4318, 4618)]